* {
	margin: 0px auto;
	padding: 0px;
}

.population {
	width: 1000px;
	height: 700px;
	background-color: aliceblue;

}

.population .top {
	margin-top: 5px;
	margin-bottom: 20px;
	text-align: center;
}

.population .middle {
	width: 1000px;
	height: 600px;
	position: relative;
}

.population .middle .left {
	width: 200px;
	height: 588px;
	margin-left: 0px;
	padding-top: 50px;
	position: absolute;
	text-align: center;
	background-color: antiquewhite;
}

.population .middle .right {
	width: 798px;
	height: 636px;
	margin-left: 200px;
	display: inline-block;
	border: 1px dashed black;

}

.population .middle .right .top {
	width: 800px;
	height: 40px;
	position: relative;
}

.population .middle .right .top .leftButton {
	width: 100px;
	height: 40px;
	margin-left: 0px;
	margin-top: 5px;
	position: absolute;
}

.population .middle .right .top .leftButton button,
.population .middle .right .top .rightButton button{
	width: 50px;
	height: 30px;
}

.population .middle .right .top .rightButton {
	margin-left: 500px;
	margin-top: 5px;
	position: absolute;
}

.population .middle .right .top .rightButton input{
	width: 200px;
	height: 30px;
}

.population .middle .right .middle {
	width: 750px;
	height: 40px;
	margin-left: 15px;

}

.population .middle .right .middle li {
	/* 去除li标签的默认实心圆点 */
	list-style: none;
	/* 将li(无序列表标签)由块级元素转换成行内块元素 */
	display: inline-block;
	/* 设置li标签宽度 */
	width: 121px;
	/* 行高 */
	line-height: 35px;
	/* 文本居中显示 */
	text-align: center;
	font-size: 14px;
	color: white;
	background-color: dimgray;
}

.population .middle .right .last {
	width: 750px;
	height: 500px;
	margin-left: 15px;

}

.population .middle .right .last li {
	/* 去除li标签的默认实心圆点 */
	list-style: none;
	/* 将li(无序列表标签)由块级元素转换成行内块元素 */
	display: inline-block;
	/* 设置li标签宽度 */
	width: 120px;
	/* 行高 */
	line-height: 35px;
	/* 文本居中显示 */
	text-align: center;
	font-size: 14px;
	color: #666666;
}

.bg{
	background-color: greenyellow !important;
	cursor: pointer;
}